Patents Assigned to GRIMSEY MARINE TECHNOLOGY LIMITED
  • Breathing apparatus
    Patent number: 9327808
    Abstract: A double counterlung for the breathing circuit of a diver has regulators (41, 51) for automatic addition and venting of breathing gas. Also disclosed is a weighted hinged plate (3) for a double counterlung, to reduce breathing effort when the diver is horizontal. Other improvements to the breathing circuit are described including use of a two stage compressor (151, 155), and single actuator valves for back-up circuits.
    Type: Grant
    Filed: February 26, 2010
    Date of Patent: May 3, 2016
    Assignee: GRIMSEY MARINE TECHNOLOGY LIMITED
    Inventor: Peter Grimsey
  • Breathing Apparatus
    Publication number: 20110297153
    Abstract: A double counterlung for the breathing circuit of a diver has regulators (41, 51) for automatic addition and venting of breathing gas. Also disclosed is a weighted hinged plate (3) for a double counterlung, to reduce breathing effort when the diver is horizontal. Other improvements to the breathing circuit are described including use of a two stage compressor (151, 155), and single actuator valves for back-up circuits.
    Type: Application
    Filed: February 26, 2010
    Publication date: December 8, 2011
    Applicant: GRIMSEY MARINE TECHNOLOGY LIMITED
    Inventor: Peter Grimsey